Hello buddy , there are many sources are available for recruitment in various colleges these sources are as follows

Internal sources
Transfers
Promotions
Present Employees

External Sources:
1. Advertisement:



It is a method of recruitment frequently used for skilled workers,

2. Employment Exchanges:

Employment exchanges in India are run by the Government. For unskilled,
semi-skilled, skilled, clerical posts etc

3. Schools, Colleges and Universities:

Direct recruitment from educational institutions for certain jobs (i.e.
placement) which require technical or professional qualification has become a
common practice

4. Recommendation of Existing Employees:

The present employees know both the company and the candidate being
recommended.

5. Factory Gates:

Certain workers present themselves at the factory gate every day for
employment. This method of recruitment is very popular in India for unskilled
or semi-skilled labour.

6. Casual Callers

Those personnel who casually come to the company for employment may
also be considered for the vacant post

7. Central Application File:

A file of past applicants who were not selected earlier may be maintained. In
order to keep the file alive, applications in the files must be checked at
periodical intervals.

8. Labour Unions:

In certain occupations like construction, hotels, maritime industry etc., (i.e.,
industries where there is instability of employment) all recruits usually come
from unions.



9. Labour Contractors:

This method of recruitment is still prevalent in India for hiring unskilled and
semi-skilled workers in brick klin industry.